# Resources
## `testharness.js`
`testharness.js` is a framework for writing low-level tests of
browser functionality in javascript. It provides a convenient API for
making assertions and is intended to work for both simple synchronous
tests, and tests of asynchronous behaviour.
### Getting started
To use `testharness.js` you must include two scripts, in the order given:
``` html
```
### Full documentation
For detailed API documentation please visit [http://web-platform-tests.org/writing-tests/testharness-api.html](http://web-platform-tests.org/writing-tests/testharness-api.html).
### Tutorials
You can also read a tutorial on
[Using testharness.js](http://darobin.github.com/test-harness-tutorial/docs/using-testharness.html).